/Engine/Plugins/Runtime/RigVM/Source/RigVM/Public/RigVMFunctions/RigVMDispatch_Array.h
Returns the delegate to react to new types being added to an argument. this happens if types are being loaded later after this factory has already been deployed
virtual [FRigVMTemplateTypeMap](API\Plugins\RigVM\RigVMCore\FRigVMTemplateTypeMap) OnNewArgumentType ( const [FName](API\Runtime\Core\UObject\FName) & InArgumentName, [TRigVMTypeIndex](API\Plugins\RigVM\RigVMCore\TRigVMTypeIndex) InTypeIndex ) const